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Job Description:

We are looking for a skilled React Native Developer to design, develop, and maintain high-performance cross-platform mobile applications for Android and iOS.

The ideal candidate must have strong command over React Native, TypeScript/JavaScript, and working knowledge of Kotlin (Android) or Swift (iOS) to build and integrate native modules when needed.

You will work closely with backend, design, and product teams to deliver seamless, fast, and stable mobile experiences for the ZestFindz ecosystem.

Key Responsibilities:

• Develop and maintain cross-platform mobile applications using React Native.
• Collaborate with design and product teams to deliver pixel-perfect, responsive UIs.
• Integrate REST APIs / GraphQL and handle authentication, caching, and error states efficiently.
• Implement and manage app state using Redux.
• Optimize app performance, handle animations, memory leaks, and rendering issues.
• Manage offline storage using SQLite / AsyncStorage / MMKV.
• Configure and manage Firebase services - Auth, Firestore, Push Notifications, Analytics.
• Handle deep linking, in-app navigation, and app lifecycle events.
• Deploy apps to Google Play Store and Apple App Store (with signing, provisioning, versioning).
• Work with DevOps to integrate apps into CI/CD pipelines (Fastlane / GitHub Actions / Codemagic).
• Write clean, modular, reusable code with proper documentation and testing.
• Debug, profile, and optimize performance for low-end devices and weak networks.
• Ensure security best practices - secure token storage, environment management, and data encryption.

Must-Have Skills:

• Strong experience in React Native (0.70+) and TypeScript.
• Experience with React Navigation, Redux and API integration (Axios / Fetch).
• Familiarity with Firebase, App Permissions, and Push Notifications (FCM/APNS).
• Understanding of Android Studio, Xcode, Gradle, and Cocoapods.
• Ability to write clean, testable code with unit and integration tests.
• Working experience with Git / GitHub / GitLab CI/CD.
• Problem-solving mindset and ability to debug across full mobile stack.

Good-to-Have Skills (Bonus):

• Knowledge of native SDK integrations (Maps, Camera, Payments, etc.).
• Experience with React Query / GraphQL.
• Familiarity with Fastlane, Crashlytics, App Center, or Sentry.
• Understanding of UX principles and animation libraries (Lottie, Reanimated).
• Experience with OTA updates (CodePush) and App Store Optimization (ASO).

Key Responsibility Areas:

• Should have excellent knowledge of Swift and Objective C
• Good working knowledge in Cocoa Touch
• Experience with performance and memory tuning with tools
• Experience with memory management & caching mechanisms specific to mobile devices
• Experience with third-party libraries and APIs
• Experience working with Core Data, Realm
• Understanding of the full mobile development life cycle
• Experience in publishing apps to the App Store.
• Code version tool – Git, Bitbucket
• Design Pattern - MVC and MVVM, MVP
• Must be able to provide individual or project oversight on rapid prototyping/POC 
• efforts and large scale enterprise wide roll out planning.
• Must be familiar with software development methodologies like Agile, Waterfall, Iterative etc.
• Must have strong analytical skills and should be able to define and build competency assets – estimators, tools, reusable assets, scripts, etc.
• Must have strong communication and customer interfacing skills with particular emphasis on Scope and Requirements Management
• Experience in IoT domain will be a big plus

Required Skills:

• Experience in publishing apps to the App Store.
• Code version tool – Git, Bitbucket
• Design Pattern - MVC and MVVM, MVP
• Must be able to provide individual or project oversight on rapid prototyping/POC 
• efforts and large scale enterprise wide roll out planning.
• Must be familiar with software development methodologies like Agile, Waterfall, Iterative etc.

Our Engineering Team 

Keka Engineering Team follows modern engineering practices and works with latest stack. Refactoring is central to our philosophy to evolve the design, maintain code consistency and adapt to dynamic business needs. We believe in DevOps practices, there is no fixed release cycle; our CI/CD pipeline, deployment automation, blue-green deployment and other related practices gives us flexibility to deploy multiple times a day (if required). Our Engineering team is made up of small cohesive teams embracing Agile; working on focus areas to deliver awesome experiences to our Customers. Keka Engineering Team works on complex technical challenges, learns & adapts and most importantly; we have fun along the way.  

As a Mobile developer you are required to work with a team of architects, and developers to create mobile applications.

·       Design and build applications for the iOS platform

·       Ensure the performance, quality, and knowledge of best practices

·       Collaborate with a team to define, design, and ship new features

·       Identify and correct bottlenecks and fix bugs

·       Help maintain code quality, organization, and automation.

·       Working knowledge of the general mobile orientation, architecture, trends, and emerging technologies.

·       Solid understanding of the full mobile application development life cycle.

·       Must have good analytical, debugging, and problem-solving skills.

·       Self-starter having the ability to independently acquire the knowledge required in succeeding his job.

·       Good communication skills. Should be able to discuss requirement for stake holders like, Product Owner and other Business stakeholders

·       Proficient with Swift 5 & above

·       Strong understanding of MVVM Architecture and should be able to demonstrate working experience

·       Strong knowledge of Design patterns

·       Strong with Auto layout and Storyboard for proficient user interface creation

·       Experience with iOS frameworks such as Core Data, Core Animation, etc.

·       Experience with Online/Offline storage, threading, and performance tuning

·       Familiarity with RESTful APIs to connect iOS applications to back-end services

·       Knowledge of UX standards

·       Should have experience with Unit Testing

·       Understanding of Apple's design principles and interface guidelines.

·       Review code, follow best practices for coding guidelines

·       Proficient with writing reusable code

·       Familiarity with cloud message APIs and push notifications, social media integration, and integration of analytics

·       Knack for benchmarking and optimization

·       Proficient understanding of code versioning tools (Git / SVN, Swift Package Manager, Cocoa Pods)

·       Familiarity with continuous integration

·       Knowledge of Appstore Deployment process/norms

·       Good knowledge of Certificate and Profile creations

·       Good knowledge of distribution builds for testing over TestFlight or similar distribution tools.

• Design and build advanced applications for the iOS platform

• Experience is required in IOS

• Collaborate with cross-functional teams to define, design, and ship new features.

• Unit-test code for robustness, including edge cases, usability, and general reliability.

• Work on bug fixing and improving application performance.

• Continuously discover, evaluate, and implement new technologies to maximize development efficiency.

• Working experience in iOS development using Swift, RX Swift,

• Have published one or more iOS apps in the app store

• A deep familiarity with Objective-C and Cocoa Touch

• Experience working with iOS frameworks such as Core Data, Core Animation, Core Graphics and Core Text

• Experience with third-party libraries and APIs

• Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies

• Solid understanding of the full mobile development life cycle

• working experience on Media streaming

• Working experience on Modular programming, RX Swift, Auto layout, Push Notification & Deep Linking.

Job responsibilities:

• Design and develop high-volume, low-latency applications for mission-critical systems, delivering high availability and performance
• Contribute in all phases of the development lifecycle: concept, design, build, deploy, test, release to app stores, and support.
• Diagnose performance issues, fix bugs (including crashes and ANRs) to increase the functionality of the application
• Write well-designed, testable, efficient code
• Ensure designs are in compliance with specifications
• Prepare and produce releases of software components
• Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review
• Collaborate with team members (product managers, developers, designers) to brainstorm about new features and functionalities.

• Knowledge and experience in Flutter Framework and DART programming
• Hands-on experience in using RESTful APIs
• Hands-on experience in designing and developing micro-services architecture and containers
• Object-oriented analysis, UML, and design using common design patterns.
• Hands-on experience in the development IDE Android Studio, Android SDK, Firebase Test Lab
• Experience with offline storage, threading, and performance tuning
• Familiarity with push notifications
• Familiarity with IOS integration with Flutter
• Experience using GitHub or a similar environment
• Experience with Agile development is a plus
• Experience with Material Design and Android UI design principles, patterns, and best practices
• Good knowledge of adding third-party libraries
• Ability to understand business requirements and translate them into technical requirements
• Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies
• A track record of delivering successful complex consumer product apps (finance apps, e-commerce apps)
• Critical thinker
• Knoweldge on Adobe XD/ Figma/ Sketch
• knowledge on GetX will be plus

We are looking for an iOS developer responsible for the development and maintenance of applications aimed at a range of iOS devices including mobile phones and tablet computers. Your primary focus will be development of iOS applications and their integration with back-end services. You will be working alongside other engineers and developers working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and the creation of quality products is essential.

• Design and build applications for the iOS platform
• Ensure the performance, quality, and responsiveness of applications
• Collaborate with a team to define, design, and ship new features
• Identify and correct bottlenecks and fix bugs
• Help maintain code quality, organization, and automatization

• Proficient with Swift  and Cocoa Touch
• Experience with iOS frameworks such as Core Data, Core Animation, etc.
• Experience with offline storage, threading, and performance tuning
• Familiarity with RESTful APIs to connect iOS applications to back-end services
• Knowledge of other web technologies and UI/UX standards
• Understanding of Apple’s design principles and interface guidelines
• Knowledge of low-level C-based libraries is preferred
• Experience with performance and memory tuning with tools
• Familiarity with cloud message APIs and push notifications
• Knack for benchmarking and optimization
• Proficient understanding of code versioning tools 
• Familiarity with continuous integration